first_spec_class second_spec_class prob_first_spec_class prob_second_spec_class taxonomy wavelength author ref method D Bus VIS Lazzaro 2004Icar..172..179L SPEC D Tholen VIS Lazzaro 2004Icar..172..179L SPEC L 0.96 Bus VIS Carvano 2010A&A...510A..43C PHOT M D 0.380000 0.310000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC